Overview

overview

10

Static

static

37710c8c1f...b2.exe

windows7_x64

10

37710c8c1f...b2.exe

windows10-2004_x64

10

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General

  • Target

    37710c8c1faa69416e6fd5ef93bff1b2.exe

  • Size

    1.2MB

  • Sample

    220519-m9n9pseea9

  • MD5

    37710c8c1faa69416e6fd5ef93bff1b2

  • SHA1

    65457baa7458cafd4e1e69c17e05f897fb75f6d5

  • SHA256

    a11547298e187eb98cb99e5fbaa66260ce912a398252adf09da4ae816045961f

  • SHA512

    0c709ee122c950d4da796caecfc44beeaab5954bd8dcec44799f2715cb4f30e3493d02bfba35273510015158bc059496a21ee463be9265ac099d41b639cbb61a

Score
10/10
evasionpersistencespywaresuricatatrojan

Malware Config

Targets

    • Target

      37710c8c1faa69416e6fd5ef93bff1b2.exe

    • Size

      1.2MB

    • MD5

      37710c8c1faa69416e6fd5ef93bff1b2

    • SHA1

      65457baa7458cafd4e1e69c17e05f897fb75f6d5

    • SHA256

      a11547298e187eb98cb99e5fbaa66260ce912a398252adf09da4ae816045961f

    • SHA512

      0c709ee122c950d4da796caecfc44beeaab5954bd8dcec44799f2715cb4f30e3493d02bfba35273510015158bc059496a21ee463be9265ac099d41b639cbb61a

    Score
    10/10
    persistenceevasionspywaresuricatatrojan

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • UAC bypass

      evasiontrojan

    • suricata: ET MALWARE Arechclient2 Backdoor CnC Init

      suricata: ET MALWARE Arechclient2 Backdoor CnC Init

      suricata

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

1
T1089

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Process Discovery

1
T1057

Remote System Discovery

1
T1018

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks